Home / 371,358,601.62-512,464,033.04-212,583,461.55

Finding the Fourth Proportional to 371,358,601.62, 512,464,033.04 and 212,583,461.55

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Solution

The fourth proportional to 371,358,601.62, 512,464,033.04 and 212,583,461.55 is: 293,358,973.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,358,601.62 : 512,464,033.04 = 212,583,461.55 : x
  2. Step 2: Convert to fraction form
    371,358,601.62/512,464,033.04 = 212,583,461.55/x
  3. Step 3: Cross multiply
    371,358,601.62x = 512,464,033.04 × 212,583,461.55
  4. Step 4: Simplify right side
    371,358,601.62x = 108,941,378,062,453,856
  5. Step 5: Solve for x
    x = 108,941,378,062,453,856/371,358,601.62
  6. Step 6: Final answer
    x = 293,358,973.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.